# 2410 - Open Service

2410 - Open Service

<table data-header-hidden><thead><tr><th width="137.33333333333331">Event</th><th width="237">Extension action set</th><th>Description</th></tr></thead><tbody><tr><td>Event</td><td>Extension action set</td><td>Description</td></tr><tr><td><a href="#before">Before </a></td><td>EXT_2410_1_Before</td><td>Will be executed before MSS open the service to register the work;</td></tr><tr><td><a href="#replace">Replace</a></td><td>EXT_2410_2_Replace</td><td>Will replace MSS services module to register the work, can be used also to create validations before open MSS service module using the output parameter <strong>outRunMSSCode</strong>;</td></tr><tr><td><a href="#after">After</a></td><td>EXT_2410_3_After</td><td>Will be executed after the Service screen is closed;</td></tr></tbody></table>

### Before

*Input Parameters*

* inServiceExercise – Exercise of the service (SRVEXR);&#x20;
* inServiceSeries – Serie of the service (SRVSER);&#x20;
* inServiceNumber – Number of the service (SRVNDC);

### Replace

*Input Parameters*

* inServiceExercise – Exercise of the service (SRVEXR);&#x20;
* inServiceSeries – Serie of the service (SRVSER);&#x20;
* inServiceNumber – Number of the service (SRVNDC);

*Output Parameters*

* outRunMSSCode – when replacing MSS module must return 0(zero), if working as validations can return 1 so MSS opens the Service or 0 to ignore MSS code;

### After

*Input Parameters*

* inServiceExercise – Exercise of the service (SRVEXR);&#x20;
* inServiceSeries – Serie of the service (SRVSER);&#x20;
* inServiceNumber – Number of the service (SRVNDC);


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://doc.sysdevmobile.com/mss-extensibility/mss-5.1/functions-mss-to-kalipso/services/2410-services-open-service.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.